title: Expansion of GAA triplet repeats in the human genome: unique origin of the FRDA mutation at the center of an Alu.
mesh_terms: D000465:Algorithms; D020087:Alu Elements / Q000235:genetics*; D001483:Base Sequence; D019143:Evolution, Molecular; D005621:Friedreich Ataxia / Q000235:genetics; D005787:Gene Frequency; D015894:Genome, Human; D006801:Humans; D033862:Iron-Binding Proteins / Q000235:genetics*; D008957:Models, Genetic; D009154:Mutation; D019680:Trinucleotide Repeat Expansion; D000096923:Frataxin
chemical_list: D033862:Iron-Binding Proteins; D000096923:Frataxin